.diamond-border {
  display: block;
  width: 100%;
  height: 18px;
  background-repeat: no-repeat;
  background-size: 100% 100%;
}

@media (max-width: 749px) {
  .diamond-border {
    height: 32px;
  }
}

.diamond-border--flip {
  transform: scaleY(-1);
}